retaliation against israel. when obama talks about all military options on the ground, of course he doesn't want to repeat an iraq scenario of taking over the country, although one thing may lead to another. i think the assumption is if the united states reaches a position, in which all diplomacy has been exhausted and there is no other choice but to launch some kind of a strike against iran, then united states will be able to take care of whatever launchers iran has that could threaten israel and provide some kind of assistance and missile defense to protect the israelis. it won't be 100% in fool proof protection but it can go a long way in assuring israelis. >> all right. thank you so much for joining us. >> thank you. >>> up next, biden and bloomberg together and taking on gun violence today. what meaningful reform are we actually going to get? the assault weapons ban is out. the fate of background checks is uncertain. the bill headed to the senate floor. a far cry of ambitions. we're talking guns. >> i get i